Zhengzhou Great Electric Co.,Ltd.
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HV Impulse Voltage Test System
1. Used for test lightening impulse withstand voltage of electrical cables and accessories, insulators,
power transformers, etc…
2. Test discharge voltage (nominal impulse voltage): 100KV, 200KV, etc (optional)
3. PLC control, industrial control computer, powerful oscilloscope measurement unit
4. Charging energy: 2.5kJ-540kJ & up (optional)
5. Rated capacity of DC charging device: 2.5kVA-50KVA (optional)
6. With trigger function
Operation Conditions
1. Altitude: ≤1000m
2. Environment temperature: -10℃-45℃
3. Relative humidity: ≤90%
4. Operation conditions: indoor
5. Earthquake resistance capability: 8 level in strength
6. Grounding resistance: ＜0.3Ω
7. Operation conditions: clean, no dust
Feature
1. Impulse test system: 100kV, 200kV series (optional)
2. Charging voltage level: 100kV-3600kV & up (optional)
3. V and H type structures frames for option
4. Generated waveform including: Standard lightening impulse, Lightening interrupt, Standard switching
impulse and special switching impulse, also the Oscillation switching impulse wave and steep wave
cable be generated with added appropriate device.
5. High precision, convenience and reliability
6. 15”LCD, with powerful oscilloscope measuring
7. PLC and industrial computer control, and with powerful analysis software
8. Open/enveloped gaps firing system
9. Air cushion movable device
Technical Index
| Generator | |
| Charging voltage | 100-3600kV (and up), optional |
| Charging energy | 2.5kJ-540kJ (and up), optional |
| Impulse capacitance | 0.0833uF |
| Stage charging voltage | ±100kV, ±200kV, optional |
| Impulse Voltage Waveform | |
| Standard lightening impulse | 1.2±30%/50±20%uS, oscillation at peak is not exceed 5% of amplitude |
| Standard switching impulse | 250±20%/2500±60%uS |
| Interrupt wave impulse and special waveform impulse | |
| Efficiency of generator | |
| Lightening impulse (no load) | ≥90% |
| Switching impulse (at load of 3000pF) | ≤70% |
| DC charging device (Forthyristor voltage regulation, auto-charging voltage regulation the voltage changing with time will be indicated) | |
| Charging voltage | 0-200kV |
| Oil impregnated transformer (with rectifier silicon stack inside) | 50-100kV/380V/2.5-50KVA (optional) |
| DC resistance divider | 100kV, 200MW |
Open/enveloped gap firing system: auto/manual and warning
Operation control: manual and automatic